// $Id$\r
/**\r
* Copyright (C) 2007 EDIT\r
- * European Distributed Institute of Taxonomy \r
+ * European Distributed Institute of Taxonomy\r
* http://www.e-taxonomy.eu\r
- * \r
+ *\r
* The contents of this file are subject to the Mozilla Public License Version 1.1\r
* See LICENSE.TXT at the top of this package for the full license terms.\r
*/\r
\r
package eu.etaxonomy.cdm.api.service;\r
\r
-import java.io.IOException;\r
-import java.net.HttpURLConnection;\r
-import java.net.MalformedURLException;\r
-import java.net.URI;\r
-import java.net.URL;\r
import java.util.ArrayList;\r
import java.util.List;\r
-import java.util.Map;\r
import java.util.Set;\r
+import java.util.UUID;\r
\r
-import org.apache.http.HttpException;\r
import org.springframework.beans.factory.annotation.Autowired;\r
import org.springframework.stereotype.Service;\r
-import org.springframework.transaction.annotation.Propagation;\r
import org.springframework.transaction.annotation.Transactional;\r
\r
+import eu.etaxonomy.cdm.api.service.config.DeleteConfiguratorBase;\r
+import eu.etaxonomy.cdm.api.service.config.MediaDeletionConfigurator;\r
+import eu.etaxonomy.cdm.api.service.exception.ReferencedObjectUndeletableException;\r
import eu.etaxonomy.cdm.api.service.pager.Pager;\r
import eu.etaxonomy.cdm.api.service.pager.impl.DefaultPagerImpl;\r
-import eu.etaxonomy.cdm.common.IProgressMonitor;\r
-import eu.etaxonomy.cdm.common.media.ImageInfo;\r
+import eu.etaxonomy.cdm.common.monitor.IProgressMonitor;\r
+import eu.etaxonomy.cdm.hibernate.HibernateProxyHelper;\r
+import eu.etaxonomy.cdm.model.common.CdmBase;\r
+import eu.etaxonomy.cdm.model.description.DescriptionBase;\r
import eu.etaxonomy.cdm.model.description.MediaKey;\r
+import eu.etaxonomy.cdm.model.description.SpecimenDescription;\r
+import eu.etaxonomy.cdm.model.description.TaxonDescription;\r
+import eu.etaxonomy.cdm.model.description.TextData;\r
import eu.etaxonomy.cdm.model.location.NamedArea;\r
import eu.etaxonomy.cdm.model.media.Media;\r
+import eu.etaxonomy.cdm.model.media.MediaRepresentation;\r
import eu.etaxonomy.cdm.model.media.Rights;\r
+import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;\r
import eu.etaxonomy.cdm.model.taxon.Taxon;\r
import eu.etaxonomy.cdm.persistence.dao.media.IMediaDao;\r
import eu.etaxonomy.cdm.strategy.cache.common.IIdentifiableEntityCacheStrategy;\r
\r
@Service\r
-@Transactional(readOnly=true, propagation = Propagation.SUPPORTS)\r
+@Transactional(readOnly=true)\r
public class MediaServiceImpl extends IdentifiableServiceBase<Media,IMediaDao> implements IMediaService {\r
\r
- @Autowired\r
+ @Override\r
+ @Autowired\r
protected void setDao(IMediaDao dao) {\r
this.dao = dao;\r
}\r
\r
- public Pager<MediaKey> getMediaKeys(Set<Taxon> taxonomicScope, Set<NamedArea> geoScopes, Integer pageSize, Integer pageNumber, List<String> propertyPaths) {\r
+ @Autowired\r
+ private IDescriptionService descriptionService;\r
+\r
+ @Override\r
+ public Pager<MediaKey> getMediaKeys(Set<Taxon> taxonomicScope, Set<NamedArea> geoScopes, Integer pageSize, Integer pageNumber, List<String> propertyPaths) {\r
Integer numberOfResults = dao.countMediaKeys(taxonomicScope, geoScopes);\r
- \r
+\r
List<MediaKey> results = new ArrayList<MediaKey>();\r
if(numberOfResults > 0) { // no point checking again //TODO use AbstractPagerImpl.hasResultsInRange(numberOfResults, pageNumber, pageSize)\r
- results = dao.getMediaKeys(taxonomicScope, geoScopes, pageSize, pageNumber, propertyPaths); \r
+ results = dao.getMediaKeys(taxonomicScope, geoScopes, pageSize, pageNumber, propertyPaths);\r
}\r
- \r
+\r
return new DefaultPagerImpl<MediaKey>(pageNumber, numberOfResults, pageSize, results);\r
}\r
- \r
- public Pager<Rights> getRights(Media t, Integer pageSize, Integer pageNumber, List<String> propertyPaths) {\r
+\r
+ @Override\r
+ public Pager<Rights> getRights(Media t, Integer pageSize, Integer pageNumber, List<String> propertyPaths) {\r
Integer numberOfResults = dao.countRights(t);\r
- \r
+\r
List<Rights> results = new ArrayList<Rights>();\r
if(numberOfResults > 0) { // no point checking again //TODO use AbstractPagerImpl.hasResultsInRange(numberOfResults, pageNumber, pageSize)\r
- results = dao.getRights(t, pageSize, pageNumber,propertyPaths); \r
+ results = dao.getRights(t, pageSize, pageNumber,propertyPaths);\r
}\r
- \r
- return new DefaultPagerImpl<Rights>(pageNumber, numberOfResults, pageSize, results);\r
- }\r
\r
- \r
- @Deprecated // it does not make much sense to have this encapsulated in a service method, use ImageInfo directly\r
- public ImageInfo getImageInfo(URI imageUri, Integer timeOut) throws IOException, HttpException{\r
- ImageInfo imageInfo = ImageInfo.NewInstance(imageUri, timeOut);\r
- imageInfo.readMetaData(timeOut);\r
- \r
- return imageInfo;\r
- }\r
- \r
- @Deprecated // it does not make much sense to have this encapsulated in a service method, use ImageInfo directly\r
- public Map<String,String> getImageMetaData(URI imageUri, Integer timeOut) throws IOException, HttpException{\r
- \r
- ImageInfo imageInfo = ImageInfo.NewInstance(imageUri, timeOut); \r
- \r
- return imageInfo.getMetaData();\r
- }\r
-\r
- /*\r
- * (non-Javadoc)\r
- * @see eu.etaxonomy.cdm.api.service.IMediaService#getImageSize(java.net.URI, java.lang.Integer)\r
- */\r
- @Deprecated // it does not make much sense to have this encapsulated in a service method, use ImageInfo directly\r
- public Integer getImageSize(URI imageUri, Integer timeOut) {\r
- try {\r
- URL url = imageUri.toURL();\r
- HttpURLConnection.setFollowRedirects(false);\r
- \r
- HttpURLConnection connection = (HttpURLConnection) url.openConnection();\r
- \r
- return connection.getContentLength();\r
- \r
- } catch (MalformedURLException e) {\r
- logger.trace("MalformedURLException when trying to get filesize for: " +imageUri);\r
- } catch (IOException e) {\r
- logger.trace("IOException when trying to get filesize for: " +imageUri);\r
- }\r
- return null;\r
+ return new DefaultPagerImpl<Rights>(pageNumber, numberOfResults, pageSize, results);\r
}\r
\r
-\r
/* (non-Javadoc)\r
* @see eu.etaxonomy.cdm.api.service.IIdentifiableEntityService#updateTitleCache(java.lang.Integer, eu.etaxonomy.cdm.strategy.cache.common.IIdentifiableEntityCacheStrategy)\r
*/\r
@Override\r
- public void updateTitleCache(Class<? extends Media> clazz, Integer stepSize, IIdentifiableEntityCacheStrategy<Media> cacheStrategy, IProgressMonitor monitor) {\r
+ @Transactional(readOnly = false)\r
+ public void updateTitleCache(Class<? extends Media> clazz, Integer stepSize, IIdentifiableEntityCacheStrategy<Media> cacheStrategy, IProgressMonitor monitor) {\r
//IIdentifiableEntityCacheStrategy<Media> cacheStrategy = MediaDefaultCacheStrategy();\r
if (clazz == null){\r
clazz = Media.class;\r
}\r
super.updateTitleCacheImpl(clazz, stepSize, cacheStrategy, monitor);\r
}\r
+\r
+ /* (non-Javadoc)\r
+ * @see eu.etaxonomy.cdm.api.service.IMediaService#delete(java.util.UUID, eu.etaxonomy.cdm.api.service.config.MediaDeletionConfigurator)\r
+ */\r
+ @Override\r
+ @Transactional(readOnly=false)\r
+ public DeleteResult delete(UUID mediaUuid, MediaDeletionConfigurator config) {\r
+ DeleteResult result = new DeleteResult();\r
+ Media media = this.load(mediaUuid);\r
+\r
+ result = isDeletable(mediaUuid, config);\r
+\r
+ if (result.isOk()){\r
+ Set<CdmBase> references = commonService.getReferencingObjectsForDeletion(media);\r
+ String message = null;\r
+ for (CdmBase ref: references){\r
+ if (ref instanceof MediaRepresentation){\r
+ MediaRepresentation mediaRep = HibernateProxyHelper.deproxy(ref, MediaRepresentation.class);\r
+ media.removeRepresentation(mediaRep);\r
+ }\r
+ else if (ref instanceof TextData){\r
+\r
+ TextData textData = HibernateProxyHelper.deproxy(ref, TextData.class);\r
+ DescriptionBase description = HibernateProxyHelper.deproxy(textData.getInDescription(), DescriptionBase.class);\r
+\r
+ if (description.isImageGallery()){\r
+ if (description instanceof TaxonDescription){\r
+ TaxonDescription desc = HibernateProxyHelper.deproxy(description, TaxonDescription.class);\r
+ if (desc.getTaxon() == null ){\r
+ continue;\r
+ } else if ( config.isDeleteIfUsedInTaxonDescription()){\r
+ Taxon taxon = desc.getTaxon();\r
+ desc.removeElement(textData);\r
+ textData.removeMedia(media);\r
+ if (desc.getElements().isEmpty()){\r
+ taxon.removeDescription(desc);\r
+ }\r
+ }\r
+ } else if (description instanceof SpecimenDescription){\r
+ SpecimenDescription desc = HibernateProxyHelper.deproxy(description, SpecimenDescription.class);\r
+ if (desc.getDescribedSpecimenOrObservation() == null || config.isDeleteIfUsedInSpecimenDescription()){\r
+ continue;\r
+ } else if (config.isDeleteIfUsedInSpecimenDescription()){\r
+ SpecimenOrObservationBase<?> specimen = desc.getDescribedSpecimenOrObservation();\r
+ desc.removeElement(textData);\r
+ textData.removeMedia(media);\r
+ if (desc.getElements().isEmpty()){\r
+ specimen.removeDescription(desc);\r
+ }\r
+ }\r
+ }\r
+ }\r
+ }\r
+\r
+ }\r
+ dao.delete(media);\r
+ }\r
+ return result;\r
+ }\r
+\r
+ @Override\r
+ public DeleteResult isDeletable(UUID mediaUuid, DeleteConfiguratorBase config){\r
+ DeleteResult result = new DeleteResult();\r
+ Media media = this.load(mediaUuid);\r
+ Set<CdmBase> references = commonService.getReferencingObjectsForDeletion(media);\r
+ String message = null;\r
+ MediaDeletionConfigurator mediaConfig = (MediaDeletionConfigurator)config;\r
+ for (CdmBase ref: references){\r
+ if (ref instanceof TextData){\r
+ TextData textData = HibernateProxyHelper.deproxy(ref, TextData.class);\r
+ DescriptionBase description = textData.getInDescription();\r
+ if (description.isImageGallery()){\r
+ if (description instanceof TaxonDescription){\r
+ TaxonDescription desc = HibernateProxyHelper.deproxy(description, TaxonDescription.class);\r
+ if (desc.getTaxon() == null || mediaConfig.isDeleteIfUsedInTaxonDescription()){\r
+ continue;\r
+ } else{\r
+ message = "The media can't be deleted because it is referenced by a taxon. ("+desc.getTaxon().getTitleCache()+")";\r
+ }\r
+\r
+ } else if (description instanceof SpecimenDescription){\r
+ SpecimenDescription desc = HibernateProxyHelper.deproxy(description, SpecimenDescription.class);\r
+ if (desc.getDescribedSpecimenOrObservation() == null || mediaConfig.isDeleteIfUsedInSpecimenDescription()){\r
+ continue;\r
+ } else{\r
+ message = "The media can't be deleted because it is referenced by a specimen or observation. ("+desc.getDescribedSpecimenOrObservation().getTitleCache()+")";\r
+ }\r
+ }\r
+ }\r
+ }\r
+ if (message != null){\r
+ result.addException(new ReferencedObjectUndeletableException(message));\r
+ result.addRelatedObject(ref);\r
+ result.setAbort();\r
+ }\r
+\r
+ }\r
+\r
+\r
+ return result;\r
+\r
+ }\r
}\r
BGBM BDI Projects / cdmlib.git / blobdiff